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75e28f62 E |
1 | /* |
2 | * Copyright (C) 2011 Gilead Kutnick "Exophase" <exophase@gmail.com> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public License as | |
6 | * published by the Free Software Foundation; either version 2 of | |
7 | * the License, or (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | * General Public License for more details. | |
13 | */ | |
14 | ||
15 | #include <stdio.h> | |
16 | ||
17 | #include "common.h" | |
18 | ||
19 | const u8 command_lengths[256] = | |
20 | { | |
21 | 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 00 | |
22 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 10 | |
23 | 3, 3, 3, 3, 6, 6, 6, 6, 4, 4, 4, 4, 8, 8, 8, 8, // 20 | |
24 | 5, 5, 5, 5, 8, 8, 8, 8, 7, 7, 7, 7, 11, 11, 11, 11, // 30 | |
25 | 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, // 40 | |
26 | 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, // 50 | |
27 | 2, 2, 2, 2, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, // 60 | |
28 | 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, // 70 | |
29 | 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 80 | |
30 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 90 | |
31 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // a0 | |
32 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // b0 | |
33 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // c0 | |
34 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // d0 | |
35 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // e0 | |
36 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 // f0 | |
37 | }; | |
38 | ||
39 | void update_texture_ptr(psx_gpu_struct *psx_gpu) | |
40 | { | |
3867c6ef | 41 | u8 *texture_base; |
75e28f62 E |
42 | u8 *texture_ptr; |
43 | ||
44 | switch((psx_gpu->render_state_base >> 8) & 0x3) | |
45 | { | |
46 | default: | |
47 | case TEXTURE_MODE_4BPP: | |
3867c6ef E |
48 | texture_base = psx_gpu->texture_4bpp_cache[psx_gpu->current_texture_page]; |
49 | ||
50 | texture_ptr = texture_base; | |
75e28f62 E |
51 | texture_ptr += psx_gpu->texture_window_x & 0xF; |
52 | texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4; | |
53 | texture_ptr += (psx_gpu->texture_window_x >> 4) << 8; | |
54 | texture_ptr += (psx_gpu->texture_window_y >> 4) << 12; | |
75e28f62 E |
55 | break; |
56 | ||
57 | case TEXTURE_MODE_8BPP: | |
75e28f62 E |
58 | if(psx_gpu->current_texture_page & 0x1) |
59 | { | |
3867c6ef | 60 | texture_base = |
75e28f62 E |
61 | psx_gpu->texture_8bpp_odd_cache[psx_gpu->current_texture_page >> 1]; |
62 | } | |
63 | else | |
64 | { | |
3867c6ef | 65 | texture_base = |
75e28f62 E |
66 | psx_gpu->texture_8bpp_even_cache[psx_gpu->current_texture_page >> 1]; |
67 | } | |
68 | ||
3867c6ef E |
69 | texture_ptr = texture_base; |
70 | texture_ptr += psx_gpu->texture_window_x & 0xF; | |
75e28f62 E |
71 | texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4; |
72 | texture_ptr += (psx_gpu->texture_window_x >> 4) << 8; | |
73 | texture_ptr += (psx_gpu->texture_window_y >> 4) << 12; | |
75e28f62 E |
74 | break; |
75 | ||
76 | case TEXTURE_MODE_16BPP: | |
3867c6ef E |
77 | texture_base = (u8 *)(psx_gpu->vram_ptr); |
78 | texture_base += (psx_gpu->current_texture_page & 0xF) * 128; | |
79 | texture_base += ((psx_gpu->current_texture_page >> 4) * 256) * 2048; | |
80 | ||
81 | texture_ptr = texture_base; | |
75e28f62 E |
82 | texture_ptr += psx_gpu->texture_window_x * 2; |
83 | texture_ptr += (psx_gpu->texture_window_y) * 2048; | |
84 | break; | |
85 | } | |
86 | ||
3867c6ef | 87 | psx_gpu->texture_page_base = texture_base; |
75e28f62 E |
88 | psx_gpu->texture_page_ptr = texture_ptr; |
89 | } | |
90 | ||
91 | void set_texture(psx_gpu_struct *psx_gpu, u32 texture_settings) | |
92 | { | |
93 | if(psx_gpu->texture_settings != texture_settings) | |
94 | { | |
95 | u32 new_texture_page = texture_settings & 0x1F; | |
96 | u32 texture_mode = (texture_settings >> 7) & 0x3; | |
97 | u32 render_state_base = psx_gpu->render_state_base; | |
98 | ||
b7ed0632 | 99 | flush_render_block_buffer(psx_gpu); |
75e28f62 E |
100 | |
101 | render_state_base &= ~(0xF << 6); | |
102 | render_state_base |= ((texture_settings >> 5) & 0xF) << 6; | |
103 | ||
104 | psx_gpu->render_state_base = render_state_base; | |
105 | ||
106 | psx_gpu->current_texture_mask = 0x1 << new_texture_page; | |
107 | ||
108 | if(texture_mode == TEXTURE_MODE_8BPP) | |
109 | { | |
110 | // In 8bpp mode 256x256 takes up two pages. If it's on the right edge it | |
111 | // wraps back around to the left edge. | |
112 | u32 adjacent_texture_page = ((texture_settings + 1) & 0xF) | (texture_settings & 0x10); | |
113 | psx_gpu->current_texture_mask |= 0x1 << adjacent_texture_page; | |
114 | ||
115 | if((psx_gpu->last_8bpp_texture_page ^ new_texture_page) & 0x1) | |
116 | { | |
117 | u32 dirty_textures_8bpp_alternate_mask = | |
118 | psx_gpu->dirty_textures_8bpp_alternate_mask; | |
119 | psx_gpu->dirty_textures_8bpp_alternate_mask = | |
120 | psx_gpu->dirty_textures_8bpp_mask; | |
121 | psx_gpu->dirty_textures_8bpp_mask = dirty_textures_8bpp_alternate_mask; | |
122 | } | |
123 | ||
124 | psx_gpu->last_8bpp_texture_page = new_texture_page; | |
125 | } | |
126 | ||
127 | psx_gpu->current_texture_page = new_texture_page; | |
128 | psx_gpu->texture_settings = texture_settings; | |
129 | ||
130 | update_texture_ptr(psx_gpu); | |
131 | } | |
132 | } | |
133 | ||
134 | void set_clut(psx_gpu_struct *psx_gpu, u32 clut_settings) | |
135 | { | |
136 | if(psx_gpu->clut_settings != clut_settings) | |
137 | { | |
138 | flush_render_block_buffer(psx_gpu); | |
139 | psx_gpu->clut_settings = clut_settings; | |
140 | psx_gpu->clut_ptr = psx_gpu->vram_ptr + ((clut_settings & 0x7FFF) * 16); | |
141 | } | |
142 | } | |
143 | ||
144 | void set_triangle_color(psx_gpu_struct *psx_gpu, u32 triangle_color) | |
145 | { | |
146 | if(psx_gpu->triangle_color != triangle_color) | |
147 | { | |
148 | flush_render_block_buffer(psx_gpu); | |
149 | psx_gpu->triangle_color = triangle_color; | |
150 | } | |
151 | } | |
152 | ||
153 | #define sign_extend_12bit(value) \ | |
154 | (((s32)((value) << 20)) >> 20) \ | |
155 | ||
156 | #define get_vertex_data_xy(vertex_number, offset16) \ | |
157 | vertexes[vertex_number].x = \ | |
158 | sign_extend_12bit(list_s16[offset16]) + psx_gpu->offset_x; \ | |
159 | vertexes[vertex_number].y = \ | |
160 | sign_extend_12bit(list_s16[(offset16) + 1]) + psx_gpu->offset_y; \ | |
161 | ||
162 | #define get_vertex_data_uv(vertex_number, offset16) \ | |
163 | vertexes[vertex_number].u = list_s16[offset16] & 0xFF; \ | |
164 | vertexes[vertex_number].v = (list_s16[offset16] >> 8) & 0xFF \ | |
165 | ||
166 | #define get_vertex_data_rgb(vertex_number, offset32) \ | |
167 | vertexes[vertex_number].r = list[offset32] & 0xFF; \ | |
168 | vertexes[vertex_number].g = (list[offset32] >> 8) & 0xFF; \ | |
169 | vertexes[vertex_number].b = (list[offset32] >> 16) & 0xFF \ | |
170 | ||
171 | #define get_vertex_data_xy_uv(vertex_number, offset16) \ | |
172 | get_vertex_data_xy(vertex_number, offset16); \ | |
173 | get_vertex_data_uv(vertex_number, (offset16) + 2) \ | |
174 | ||
175 | #define get_vertex_data_xy_rgb(vertex_number, offset16) \ | |
176 | get_vertex_data_rgb(vertex_number, (offset16) / 2); \ | |
177 | get_vertex_data_xy(vertex_number, (offset16) + 2); \ | |
178 | ||
179 | #define get_vertex_data_xy_uv_rgb(vertex_number, offset16) \ | |
180 | get_vertex_data_rgb(vertex_number, (offset16) / 2); \ | |
181 | get_vertex_data_xy(vertex_number, (offset16) + 2); \ | |
182 | get_vertex_data_uv(vertex_number, (offset16) + 4); \ | |
183 | ||
184 | #define set_vertex_color_constant(vertex_number, color) \ | |
185 | vertexes[vertex_number].r = color & 0xFF; \ | |
186 | vertexes[vertex_number].g = (color >> 8) & 0xFF; \ | |
187 | vertexes[vertex_number].b = (color >> 16) & 0xFF \ | |
188 | ||
189 | #define get_vertex_data_xy_rgb_constant(vertex_number, offset16, color) \ | |
190 | get_vertex_data_xy(vertex_number, offset16); \ | |
191 | set_vertex_color_constant(vertex_number, color) \ | |
192 | ||
193 | vertex_struct vertexes[4] __attribute__((aligned(32))); | |
194 | ||
195 | void gpu_parse(psx_gpu_struct *psx_gpu, u32 *list, u32 size) | |
196 | { | |
197 | u32 current_command, command_length; | |
198 | ||
199 | u32 *list_end = list + (size / 4); | |
200 | ||
201 | for(; list < list_end; list += 1 + command_length) | |
202 | { | |
203 | s16 *list_s16 = (void *)list; | |
204 | current_command = *list >> 24; | |
205 | command_length = command_lengths[current_command]; | |
206 | ||
207 | switch(current_command) | |
208 | { | |
209 | case 0x00: | |
210 | break; | |
211 | ||
212 | case 0x02: | |
1f88961f E |
213 | render_block_fill(psx_gpu, list[0] & 0xFFFFFF, list_s16[2] & 0x3FF, |
214 | list_s16[3] & 0x1FF, list_s16[4] & 0x3FF, list_s16[5] & 0x1FF); | |
75e28f62 E |
215 | break; |
216 | ||
217 | case 0x20 ... 0x23: | |
218 | { | |
219 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
220 | ||
221 | get_vertex_data_xy(0, 2); | |
222 | get_vertex_data_xy(1, 4); | |
223 | get_vertex_data_xy(2, 6); | |
224 | ||
225 | render_triangle(psx_gpu, vertexes, current_command); | |
226 | break; | |
227 | } | |
228 | ||
229 | case 0x24 ... 0x27: | |
230 | { | |
231 | set_clut(psx_gpu, list_s16[5]); | |
232 | set_texture(psx_gpu, list_s16[9]); | |
233 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
234 | ||
235 | get_vertex_data_xy_uv(0, 2); | |
236 | get_vertex_data_xy_uv(1, 6); | |
237 | get_vertex_data_xy_uv(2, 10); | |
238 | ||
239 | render_triangle(psx_gpu, vertexes, current_command); | |
240 | break; | |
241 | } | |
242 | ||
243 | case 0x28 ... 0x2B: | |
244 | { | |
245 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
246 | ||
247 | get_vertex_data_xy(0, 2); | |
248 | get_vertex_data_xy(1, 4); | |
249 | get_vertex_data_xy(2, 6); | |
250 | get_vertex_data_xy(3, 8); | |
251 | ||
252 | render_triangle(psx_gpu, vertexes, current_command); | |
253 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
254 | break; | |
255 | } | |
256 | ||
257 | case 0x2C ... 0x2F: | |
258 | { | |
259 | set_clut(psx_gpu, list_s16[5]); | |
260 | set_texture(psx_gpu, list_s16[9]); | |
261 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
262 | ||
263 | get_vertex_data_xy_uv(0, 2); | |
264 | get_vertex_data_xy_uv(1, 6); | |
265 | get_vertex_data_xy_uv(2, 10); | |
266 | get_vertex_data_xy_uv(3, 14); | |
267 | ||
268 | render_triangle(psx_gpu, vertexes, current_command); | |
269 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
270 | break; | |
271 | } | |
272 | ||
273 | case 0x30 ... 0x33: | |
274 | { | |
275 | get_vertex_data_xy_rgb(0, 0); | |
276 | get_vertex_data_xy_rgb(1, 4); | |
277 | get_vertex_data_xy_rgb(2, 8); | |
278 | ||
279 | render_triangle(psx_gpu, vertexes, current_command); | |
280 | break; | |
281 | } | |
282 | ||
283 | case 0x34: | |
284 | case 0x35: | |
285 | case 0x36: | |
286 | case 0x37: | |
287 | { | |
288 | set_clut(psx_gpu, list_s16[5]); | |
289 | set_texture(psx_gpu, list_s16[11]); | |
290 | ||
291 | get_vertex_data_xy_uv_rgb(0, 0); | |
292 | get_vertex_data_xy_uv_rgb(1, 6); | |
293 | get_vertex_data_xy_uv_rgb(2, 12); | |
294 | ||
295 | render_triangle(psx_gpu, vertexes, current_command); | |
296 | break; | |
297 | } | |
298 | ||
299 | case 0x38: | |
300 | case 0x39: | |
301 | case 0x3A: | |
302 | case 0x3B: | |
303 | { | |
304 | get_vertex_data_xy_rgb(0, 0); | |
305 | get_vertex_data_xy_rgb(1, 4); | |
306 | get_vertex_data_xy_rgb(2, 8); | |
307 | get_vertex_data_xy_rgb(3, 12); | |
308 | ||
309 | render_triangle(psx_gpu, vertexes, current_command); | |
310 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
311 | break; | |
312 | } | |
313 | ||
314 | case 0x3C: | |
315 | case 0x3D: | |
316 | case 0x3E: | |
317 | case 0x3F: | |
318 | { | |
319 | set_clut(psx_gpu, list_s16[5]); | |
320 | set_texture(psx_gpu, list_s16[11]); | |
321 | ||
322 | get_vertex_data_xy_uv_rgb(0, 0); | |
323 | get_vertex_data_xy_uv_rgb(1, 6); | |
324 | get_vertex_data_xy_uv_rgb(2, 12); | |
325 | get_vertex_data_xy_uv_rgb(3, 18); | |
326 | ||
327 | render_triangle(psx_gpu, vertexes, current_command); | |
328 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
329 | break; | |
330 | } | |
331 | ||
332 | case 0x40 ... 0x47: | |
333 | { | |
334 | vertexes[0].x = list_s16[2] + psx_gpu->offset_x; | |
335 | vertexes[0].y = list_s16[3] + psx_gpu->offset_y; | |
336 | vertexes[1].x = list_s16[4] + psx_gpu->offset_x; | |
337 | vertexes[1].y = list_s16[5] + psx_gpu->offset_y; | |
338 | ||
339 | render_line(psx_gpu, vertexes, current_command, list[0]); | |
340 | break; | |
341 | } | |
342 | ||
343 | case 0x48 ... 0x4F: | |
344 | { | |
345 | u32 num_vertexes = 1; | |
346 | u32 *list_position = &(list[2]); | |
347 | u32 xy = list[1]; | |
348 | ||
349 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
350 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
351 | ||
352 | while(1) | |
353 | { | |
354 | xy = *list_position; | |
355 | if(xy == 0x55555555) | |
356 | break; | |
357 | ||
358 | vertexes[0] = vertexes[1]; | |
359 | ||
360 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
361 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
362 | ||
363 | list_position++; | |
364 | num_vertexes++; | |
365 | ||
366 | render_line(psx_gpu, vertexes, current_command, list[0]); | |
367 | } | |
368 | ||
369 | if(num_vertexes > 2) | |
370 | command_length += (num_vertexes - 2); | |
371 | ||
372 | break; | |
373 | } | |
374 | ||
375 | case 0x50 ... 0x57: | |
376 | { | |
377 | vertexes[0].r = list[0] & 0xFF; | |
378 | vertexes[0].g = (list[0] >> 8) & 0xFF; | |
379 | vertexes[0].b = (list[0] >> 16) & 0xFF; | |
380 | vertexes[0].x = list_s16[2] + psx_gpu->offset_x; | |
381 | vertexes[0].y = list_s16[3] + psx_gpu->offset_y; | |
382 | ||
383 | vertexes[1].r = list[2] & 0xFF; | |
384 | vertexes[1].g = (list[2] >> 8) & 0xFF; | |
385 | vertexes[1].b = (list[2] >> 16) & 0xFF; | |
386 | vertexes[1].x = list_s16[6] + psx_gpu->offset_x; | |
387 | vertexes[1].y = list_s16[7] + psx_gpu->offset_y; | |
388 | ||
389 | render_line(psx_gpu, vertexes, current_command, 0); | |
390 | break; | |
391 | } | |
392 | ||
393 | case 0x58 ... 0x5F: | |
394 | { | |
395 | u32 num_vertexes = 1; | |
396 | u32 *list_position = &(list[2]); | |
397 | u32 color = list[0]; | |
398 | u32 xy = list[1]; | |
399 | ||
400 | vertexes[1].r = color & 0xFF; | |
401 | vertexes[1].g = (color >> 8) & 0xFF; | |
402 | vertexes[1].b = (color >> 16) & 0xFF; | |
403 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
404 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
405 | ||
406 | while(1) | |
407 | { | |
408 | color = list_position[0]; | |
409 | if(color == 0x55555555) | |
410 | break; | |
411 | ||
412 | xy = list_position[1]; | |
413 | ||
414 | vertexes[0] = vertexes[1]; | |
415 | ||
416 | vertexes[1].r = color & 0xFF; | |
417 | vertexes[1].g = (color >> 8) & 0xFF; | |
418 | vertexes[1].b = (color >> 16) & 0xFF; | |
419 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
420 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
421 | ||
422 | list_position += 2; | |
423 | num_vertexes++; | |
424 | ||
425 | render_line(psx_gpu, vertexes, current_command, 0); | |
426 | } | |
427 | ||
428 | if(num_vertexes > 2) | |
429 | command_length += ((num_vertexes * 2) - 2); | |
430 | ||
431 | break; | |
432 | } | |
433 | ||
434 | case 0x60 ... 0x63: | |
435 | { | |
bf2341d5 E |
436 | u32 x = sign_extend_12bit(list_s16[2]) + psx_gpu->offset_x; |
437 | u32 y = sign_extend_12bit(list_s16[3]) + psx_gpu->offset_y; | |
75e28f62 E |
438 | u32 width = list_s16[4] & 0x3FF; |
439 | u32 height = list_s16[5] & 0x1FF; | |
440 | ||
75e28f62 E |
441 | render_sprite(psx_gpu, x, y, 0, 0, width, height, current_command, list[0]); |
442 | break; | |
443 | } | |
444 | ||
445 | case 0x64 ... 0x67: | |
446 | { | |
bf2341d5 E |
447 | u32 x = sign_extend_12bit(list_s16[2]) + psx_gpu->offset_x; |
448 | u32 y = sign_extend_12bit(list_s16[3]) + psx_gpu->offset_y; | |
75e28f62 E |
449 | u32 uv = list_s16[4]; |
450 | u32 width = list_s16[6] & 0x3FF; | |
451 | u32 height = list_s16[7] & 0x1FF; | |
452 | ||
75e28f62 E |
453 | set_clut(psx_gpu, list_s16[5]); |
454 | ||
455 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, width, height, | |
456 | current_command, list[0]); | |
457 | break; | |
458 | } | |
459 | ||
460 | case 0x68: | |
461 | case 0x69: | |
462 | case 0x6A: | |
463 | case 0x6B: | |
464 | { | |
bf2341d5 E |
465 | s32 x = sign_extend_12bit(list_s16[2]) + psx_gpu->offset_x; |
466 | s32 y = sign_extend_12bit(list_s16[3]) + psx_gpu->offset_y; | |
75e28f62 | 467 | |
75e28f62 E |
468 | render_sprite(psx_gpu, x, y, 0, 0, 1, 1, current_command, list[0]); |
469 | break; | |
470 | } | |
471 | ||
472 | case 0x70: | |
473 | case 0x71: | |
474 | case 0x72: | |
475 | case 0x73: | |
476 | { | |
bf2341d5 E |
477 | s32 x = sign_extend_12bit(list_s16[2]) + psx_gpu->offset_x; |
478 | s32 y = sign_extend_12bit(list_s16[3]) + psx_gpu->offset_y; | |
75e28f62 | 479 | |
75e28f62 E |
480 | render_sprite(psx_gpu, x, y, 0, 0, 8, 8, current_command, list[0]); |
481 | break; | |
482 | } | |
483 | ||
484 | case 0x74: | |
485 | case 0x75: | |
486 | case 0x76: | |
487 | case 0x77: | |
488 | { | |
bf2341d5 E |
489 | s32 x = sign_extend_12bit(list_s16[2]) + psx_gpu->offset_x; |
490 | s32 y = sign_extend_12bit(list_s16[3]) + psx_gpu->offset_y; | |
75e28f62 E |
491 | u32 uv = list_s16[4]; |
492 | ||
75e28f62 E |
493 | set_clut(psx_gpu, list_s16[5]); |
494 | ||
495 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 8, 8, | |
496 | current_command, list[0]); | |
497 | break; | |
498 | } | |
499 | ||
500 | case 0x78: | |
501 | case 0x79: | |
502 | case 0x7A: | |
503 | case 0x7B: | |
504 | { | |
bf2341d5 E |
505 | s32 x = sign_extend_12bit(list_s16[2]) + psx_gpu->offset_x; |
506 | s32 y = sign_extend_12bit(list_s16[3]) + psx_gpu->offset_y; | |
75e28f62 | 507 | |
75e28f62 E |
508 | render_sprite(psx_gpu, x, y, 0, 0, 16, 16, current_command, list[0]); |
509 | break; | |
510 | } | |
511 | ||
512 | case 0x7C: | |
513 | case 0x7D: | |
514 | case 0x7E: | |
515 | case 0x7F: | |
516 | { | |
bf2341d5 E |
517 | s32 x = sign_extend_12bit(list_s16[2]) + psx_gpu->offset_x; |
518 | s32 y = sign_extend_12bit(list_s16[3]) + psx_gpu->offset_y; | |
75e28f62 E |
519 | u32 uv = list_s16[4]; |
520 | ||
75e28f62 E |
521 | set_clut(psx_gpu, list_s16[5]); |
522 | ||
523 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 16, 16, | |
524 | current_command, list[0]); | |
525 | break; | |
526 | } | |
527 | ||
528 | case 0x80: // vid -> vid | |
529 | render_block_move(psx_gpu, list_s16[2] & 0x3FF, list_s16[3] & 0x1FF, | |
530 | list_s16[4] & 0x3FF, list_s16[5] & 0x1FF, list_s16[6], list_s16[7]); | |
531 | break; | |
532 | ||
533 | case 0xA0: // sys -> vid | |
534 | { | |
1f88961f E |
535 | u32 load_x = list_s16[2] & 0x3FF; |
536 | u32 load_y = list_s16[3] & 0x1FF; | |
537 | u32 load_width = list_s16[4] & 0x3FF; | |
538 | u32 load_height = list_s16[5] & 0x1FF; | |
75e28f62 E |
539 | u32 load_size = load_width * load_height; |
540 | ||
541 | command_length += load_size / 2; | |
542 | ||
543 | render_block_copy(psx_gpu, (u16 *)&(list_s16[6]), load_x, load_y, | |
544 | load_width, load_height, load_width); | |
545 | break; | |
546 | } | |
547 | ||
548 | case 0xC0: // vid -> sys | |
549 | break; | |
550 | ||
551 | case 0xE1: | |
552 | set_texture(psx_gpu, list[0] & 0x1FF); | |
553 | if(list[0] & (1 << 9)) | |
554 | psx_gpu->render_state_base |= RENDER_STATE_DITHER; | |
555 | else | |
556 | psx_gpu->render_state_base &= ~RENDER_STATE_DITHER; | |
557 | ||
558 | psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1; | |
559 | break; | |
560 | ||
561 | case 0xE2: | |
562 | { | |
563 | // TODO: Clean | |
564 | u32 texture_window_settings = list[0]; | |
565 | u32 tmp, x, y, w, h; | |
566 | ||
567 | if(texture_window_settings != psx_gpu->texture_window_settings) | |
568 | { | |
569 | tmp = (texture_window_settings & 0x1F) | 0x20; | |
570 | for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1); | |
571 | ||
572 | tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20; | |
573 | for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1); | |
574 | ||
575 | tmp = 32 - (w >> 3); | |
576 | x = ((texture_window_settings >> 10) & tmp) << 3; | |
577 | ||
578 | tmp = 32 - (h >> 3); | |
579 | y = ((texture_window_settings >> 15) & tmp) << 3; | |
580 | ||
581 | flush_render_block_buffer(psx_gpu); | |
582 | ||
de35a464 | 583 | psx_gpu->texture_window_settings = texture_window_settings; |
75e28f62 E |
584 | psx_gpu->texture_window_x = x; |
585 | psx_gpu->texture_window_y = y; | |
586 | psx_gpu->texture_mask_width = w - 1; | |
587 | psx_gpu->texture_mask_height = h - 1; | |
588 | ||
589 | update_texture_ptr(psx_gpu); | |
590 | } | |
591 | break; | |
592 | } | |
593 | ||
594 | case 0xE3: | |
595 | psx_gpu->viewport_start_x = list[0] & 0x3FF; | |
596 | psx_gpu->viewport_start_y = (list[0] >> 10) & 0x1FF; | |
597 | ||
598 | #ifdef TEXTURE_CACHE_4BPP | |
599 | psx_gpu->viewport_mask = | |
600 | texture_region_mask(psx_gpu->viewport_start_x, | |
601 | psx_gpu->viewport_start_y, psx_gpu->viewport_end_x, | |
602 | psx_gpu->viewport_end_y); | |
603 | #endif | |
604 | break; | |
605 | ||
606 | case 0xE4: | |
607 | psx_gpu->viewport_end_x = list[0] & 0x3FF; | |
608 | psx_gpu->viewport_end_y = (list[0] >> 10) & 0x1FF; | |
609 | ||
610 | #ifdef TEXTURE_CACHE_4BPP | |
611 | psx_gpu->viewport_mask = | |
612 | texture_region_mask(psx_gpu->viewport_start_x, | |
613 | psx_gpu->viewport_start_y, psx_gpu->viewport_end_x, | |
614 | psx_gpu->viewport_end_y); | |
615 | #endif | |
616 | break; | |
617 | ||
618 | case 0xE5: | |
619 | { | |
620 | s32 offset_x = list[0] << 21; | |
621 | s32 offset_y = list[0] << 10; | |
622 | psx_gpu->offset_x = offset_x >> 21; | |
623 | psx_gpu->offset_y = offset_y >> 21; | |
624 | ||
625 | break; | |
626 | } | |
627 | ||
628 | case 0xE6: | |
629 | { | |
630 | u32 mask_settings = list[0]; | |
631 | u16 mask_msb = mask_settings << 15; | |
632 | ||
633 | if(list[0] & 0x2) | |
634 | psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE; | |
635 | else | |
636 | psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE; | |
637 | ||
638 | if(mask_msb != psx_gpu->mask_msb) | |
639 | { | |
640 | flush_render_block_buffer(psx_gpu); | |
641 | psx_gpu->mask_msb = mask_msb; | |
642 | } | |
643 | ||
644 | break; | |
645 | } | |
646 | ||
647 | default: | |
648 | break; | |
649 | } | |
650 | } | |
651 | } | |
652 |